Thermally-controlled flux avalanche dynamics in bulk NbTi superconductorWe report the first direct visualization of flux avalanche propagation dynamics in bulk superconducting NbTi, tracking individual events and measuring their velocities using high-speed…Irina Abaloszewa, Viktor V. Chabanenko, Aleksander Abaloszew·Nov 27, 2025SaveLearn
Evidence for Anion-Free-Electron Duality and Enhanced Superconducting Role of Interstitial Anionic Electrons in ElectridesThe discovery of superconducting electrides, characterized by interstitial anionic electrons (IAEs) residing in lattice cavities, has established a distinctive platform for investigating…Zhao Liu, Xiang Wang, Yin Yang et al.·Nov 27, 2025SaveLearn
Magnetic Phase Control of a Thick SNS Weak Link: Proposed experimental schemeIn contrast to the extensive literature on thin tunnel junctions and traditional SQUID geometries, there is almost no quantitative experimental data on magnetic control of the Josephson phase in…Aleksey Turchanov·Nov 26, 2025SaveLearn
Edge-Dependent Superconductivity in Twisted Bismuth BilayersTwisted bilayers offer a compelling and, at times, confounding platform for the engineering of new twistronic materials. Whereas standard studies almost exclusively focus on the explicit enigma that…Isaías Rodríguez, Renela M. Valladares, Alexander Valladares et al.·Nov 26, 2025SaveLearn
Stabilization of Tetragonal Phase and Aluminum-Doping Effect in a Bilayer NickelateRecent studies suggest that the tetragonal phase of the Ruddlesden-Popper (RP) bilayer nickelate, La3Ni2O7 or La2PrNi2O7, which is stabilized under high pressures, is responsible…Jia-Yi Lu, Yi-Qiang Lin, Kai-Xin Ye et al.·Nov 26, 2025SaveLearn
Giant critical current peak induced by pressure in kagome superconductor RbV3Sb5Superconductivity can coexist or compete with other orders such as magnetism or density waves. Optimizing superconductivity requires identifying competing orders that may disrupt Cooper pair…Lingfei Wang, Wenyan Wang, Tsz Fung Poon et al.·Nov 26, 2025SaveLearn
Critical spin fluctuations across the superconducting dome in La2-xSrxCuO4Overdoped cuprate superconductors are strange metals above their superconducting transition temperature. In such materials, the electrical resistivity has a strong linear dependence on temperature…Jacopo Radaelli, Oliver J. Lipscombe, Mengze Zhu et al.·Nov 26, 2025SaveLearn
Light-induced Asymmetric Pseudogap below Tc in cupratesTo this day, high-temperature cuprate superconductors remain an unparalleled platform for studying the competition and coexistence of emergent, static and dynamic, quantum phases of matter exhibiting…D. Armanno, O. Gingras, F. Goto et al.·Nov 25, 2025SaveLearn
Planar Josephson junctions for sensors and electronics:Different geometry, new functionalityJosephson junctions are key elements in superconducting electronics. The most common type is the overlap (sandwich-type) junction, formed by vertically stacking two superconducting layers. In…Vladimir M. Krasnov·Nov 25, 2025SaveLearn
Ta-based Josephson junctions using insulating ALD TaN tunnel barriersJosephson junctions form the core circuit element in superconducting quantum computing circuits, single flux quantum digital logic circuits, and sensing devices such as SQUIDs. Aluminum oxide has…Ekta Bhatia, Jack Lombardi, Tuan Vo et al.·Nov 25, 2025SaveLearn
Percolative Pathway to Stripe Order in KTaO3-Based SuperconductivityThe sensitivity of low dimensional superconductors to fluctuations gives rise to emergent behaviors beyond the conventional Bardeen Cooper Schrieffer framework. Anisotropy is one such manifestation,…Zhihao Chen, Chun Sum Brian Pang, Meng Yang et al.·Nov 25, 2025SaveLearn
Visualization of Current-Driven Vortex Formation in High-Tc Cuprate SuperconductorsType-II superconductors exhibit hysteretic behavior due to the presence of quantum vortices, and the order in which temperature and external field are varied plays a decisive role. Here we take…Shunsuke Nishimura, Takeyuki Tsuji, Takayuki Iwasaki et al.·Nov 25, 2025SaveLearn
Expansion of Momentum Space and Full 2π Solid Angle Photoelectron Collection in Laser-Based Angle-Resolved Photoemission Spectroscopy by Applying Sample BiasAngle-resolved photoemission spectroscopy (ARPES) directly probes the energy and momentum of electrons in quantum materials, but conventional setups capture only a small fraction of the full 2π…Taimin Miao, Yu Xu, Bo Liang et al.·Nov 24, 2025SaveLearn
Anomalous phase shift and superconducting diode effect in Josephson junctions via thin films of rare-earth intermetallic magnetsThe superconductor/ferromagnet/superconductor (S/F/S) Josephson junctions (JJs) with an anomalous ground state phase shift φ0 ≠ 0,π (φ0-S/F/S JJs) enable the implementation of the zero-field…G. A. Bobkov, I. A. Shvets, I. V. Bobkova et al.·Nov 24, 2025SaveLearn
Superconducting spintronics with electron symmetry filtering and interfacial spin-orbit couplingOver the recent years, crossroads of magnetism and superconductivity led to the emerging field of superconducting spintronics. A cornerstone of this venture is the generation of equal-spin triplet…Pablo Tuero, César González-Ruano, Igor Žutić et al.·Nov 24, 2025SaveLearn
Microscopic parameters of a type-II superconductor measured by small-angle neutron scatteringA necessary condition for understanding and predicting the properties of any material is knowledge of microscopic parameters which control these properties in a state of thermodynamic equilibrium.…D. Alba Venero, A. -M. Valente-Feliciano, O. O. Bernal et al.·Nov 24, 2025SaveLearn
Compact stationary fluxons in the Josephson junction ladderStationary compact fluxon profiles are shown to be exact solutions of the inductively coupled and dc-biased Josephson junction ladder. Such states do not exist in the parallel Josephson junction…Andrii O. Prykhodko, Ivan O. Starodub, Yaroslav Zolotaryuk·Nov 24, 2025SaveLearn
YBa2Cu3O7 nano-constriction Josephson junctions and SQUIDs fabricated by focused helium-ion-beam irradiationBy focused 30\,keV He ion beam irradiation, epitaxially grown YBa2Cu3O7 (YBCO) thin films can be driven from the superconducting to the insulating state with increasing…Christoph Schmid, Christopher Buckreus, David Haas et al.·Nov 24, 2025SaveLearn
Increase of critical current density in FeSe superconductor by strain effectConventional Jc-enhancement methods like doping and irradiation often introduce extrinsic elements or defects, altering intrinsic properties. Here, we report a significant Jc enhancement in…Han Luo, Xinyue Wang, Xin Zhou et al.·Nov 24, 2025SaveLearn
Depairing critical current density and the vortex-free state in FeSe nanobridgesThe depairing limit and the vortex-free state in a superconductor is crucial for both the study of supercurrent related physics and the application eliminating noise linked to vortex motion. In this…Yue Sun, Yuling Xiang, Zhixiang Shi et al.·Nov 24, 2025SaveLearn
Boost of critical current density near quantum critical points in FeSe-Based superconductors with two superconducting domesRecent studies have identified two superconducting domes in FeSe-based superconductors. It was discovered that each dome is accompanied by a distinct nematic quantum critical point (QCP): one…Wei Wei, Qiang Hou, Jiajia Feng et al.·Nov 24, 2025SaveLearn
Temperature-Induced Superconductivity Enhancement under Large Exchange FieldThrough a comprehensive free energy analysis, we demonstrate that finite temperature can simultaneously weaken superconductivity and mitigate spin polarization induced depairing, leading to potential…Xusheng Wang, Lianyi He, Shuai-hua Ji·Nov 24, 2025SaveLearn
Strain-induced Berry phase in chiral superconductorsWe study the topology of the order parameter in the intermediate phase between the superconducting and time-reversal symmetry breaking transitions of a px+ipy superconductor under strain. The…Canon Sun, Marcel Franz, Joseph Maciejko·Nov 24, 2025SaveLearn
Field-free Superconducting Diode Effect and Topological Fulde-Ferrell Superconductivity in Altermagnetic Shiba ChainsThe superconducting diode effect (SDE), characterized by a directional asymmetry in the critical supercurrents, typically requires external magnetic fields to break time-reversal symmetry -- posing…Dibyendu Samanta, Sudeep Kumar Ghosh·Nov 22, 2025SaveLearn
A path to superconductivity via strong short-range repulsion in a spin-polarized bandWe predict that the spin-polarized electrons in a two-dimensional triangular lattice with strong electron-electron repulsion gives rise to f-wave pairing. The key point is that the first-order…Zhiyu Dong, Patrick A. Lee·Nov 21, 2025SaveLearn